US$ 162.50
porous inner pot
5-inch compact and 6-inch long-format units
and a tensioning pulley
allowing a sodium or filament lamp to be aimed precisely onto a spectrometer slit or refraction-cell setup
Life-size elbow joint model shows humeroulnar and humeroradial articulations with supporting ligaments and arm muscle insertions for upper-limb anatomy teaching
Oscilloscope, Model EI-803, 30 MHz Material_Rubber porous inner potHigher bandwidth 30 MHz dual channel oscilloscope, the next step instrument up from the 15 MHz EI 800 for AC signal, waveform, and frequency response work in advanced classrooms.
US$ 162.50
US$ 270.75